/**
 * Database infrastructure exports.
 * Provides configured database instance and schema management.
 */

import { createDatabase } from './connection.js';
import { loadConfig, validateConfig, type DatabaseConfig } from './config.js';
import { migrate, reset } from './schema.js';
import type { Database } from './database.js';
import type { Kysely } from 'kysely';

// Export types
export type { Database, FeedItemTable, SeenIdTable } from './database.js';
export type { DatabaseConfig, DatabaseType, SqliteConfig, PostgresConfig, PostgresUrlConfig } from './config.js';

// Export functions for creating database instances
export { createDatabase, loadConfig, validateConfig, migrate, reset };

/**
 * Get a configured database instance.
 * Uses environment variables for configuration.
 */
export function getDatabase(): Kysely<Database> {
  const config = loadConfig();
  validateConfig(config);
  return createDatabase(config);
}

/**
 * Get a database instance with explicit config (for testing).
 */
export function getDatabaseWithConfig(config: DatabaseConfig): Kysely<Database> {
  validateConfig(config);
  return createDatabase(config);
}